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Added tweaked echo function, completed the DNS update in getIP

This commit is contained in:
Llewellyn van der Merwe 2017-07-25 09:47:59 +01:00
parent e4782ee2df
commit f8e5e3161e
No known key found for this signature in database
GPG Key ID: CAD7B16D27AF28C5
2 changed files with 106 additions and 29 deletions

View File

@ -38,6 +38,9 @@ VDMIPSERVER="https://www.vdm.io/$ACTION"
############## ##########
##############################################################
function main () {
## set time for this run
echoTweak "$ACTION on $Datetimenow"
echo "started"
# get this server IP
HOSTIP="$(dig +short myip.opendns.com @resolver1.opendns.com)"
## make sure cron is set
@ -57,6 +60,7 @@ function main () {
############## DEFAULTS ##########
############## ##########
##############################################################
Datetimenow=$(TZ=":ZULU" date +"%m/%d/%Y @ %R (UTC)" )
VDMUSER=$(whoami)
VDMHOME=~/
VDMSCRIPT="${REPOURL}$ACTION.sh"
@ -72,12 +76,37 @@ THEIPS=''
############## ##########
##############################################################
# little repeater
function repeat () {
head -c $1 < /dev/zero | tr '\0' $2
}
# little echo tweak
function echoTweak () {
echoMessage="$1"
mainlen="$2"
characters="$3"
if [ $# -lt 2 ]
then
mainlen=60
fi
if [ $# -lt 3 ]
then
characters='\056'
fi
chrlen="${#echoMessage}"
increaseBy=$((mainlen-chrlen))
tweaked=$(repeat "$increaseBy" "$characters")
echo -n "$echoMessage$tweaked"
}
# Set cronjob without removing existing
function setCron () {
if [ -f $VDMHOME/$ACTION.cron ]; then
echo "Crontab already configured for updates...Skipping"
echoTweak "Crontab already configured for updates..."
echo "Skipping"
else
echo -n "Adding crontab entry for continued updates..."
echoTweak "Adding crontab entry for continued updates..."
# check if user crontab is set
currentCron=$(crontab -u $VDMUSER -l 2>/dev/null)
if [[ -z "${currentCron// }" ]]; then
@ -113,9 +142,10 @@ function getKey () {
function getLocalKey () {
# Set update key
if [ -f $VDMHOME/$ACTION.key ]; then
echo "Update key already set!"
echoTweak "Update key already set!"
echo "continue"
else
echo -n "Setting the update key..."
echoTweak "Setting the update key..."
echo $(getKey) > $VDMHOME/$ACTION.key
echo "Done"
fi
@ -131,25 +161,26 @@ function setAccessToken () {
if [[ "$accessToke" != "$TRUE" ]]; then
read -s -p "Please enter your VDM access key: " vdmAccessKey
echo ""
echo -n "One moment while we set your access to the VDM system..."
echoTweak "One moment while we set your access to the VDM system..."
resultAccess=$(curl -H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.89 Safari/537.36" -H "VDM-TRUST: $vdmAccessKey" -H "VDM-KEY: $VDMSERVERKEY" -H "VDM-HOST-IP: $HOSTIP" --silent $VDMIPSERVER)
if [[ "$resultAccess" != "$TRUE" ]]; then
echo " >> YOUR VDM ACCESS KEY IS INCORRECT! << $resultAccess"
echo "YOUR VDM ACCESS KEY IS INCORRECT! >> $resultAccess"
exit 1
fi
echo "Done"
else
echo "Access granted to the VDM system."
echoTweak "Access granted to the VDM system."
echo "Done"
fi
}
function getIPs () {
# store the IP in the HOSTNAME file
echo -n "Getting the Dynamic IPs..."
echoTweak "Getting the Dynamic IPs..."
THEIPS=$(curl -H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.89 Safari/537.36" -H "VDM-KEY: $VDMSERVERKEY" -H "VDM-HOST-IP: $HOSTIP" -H "VDM-GET: 1" --silent $VDMIPSERVER)
# the IPs
if [[ "$THEIPS" == "$FALSE" || ${#THEIPS} -lt 15 ]]; then
echo " >> No IPs FOUND! << "
echo "No IPs FOUND! "
exit 1
fi
echo "Done"
@ -162,42 +193,58 @@ function setDNS () {
row=( $rr )
if [[ ${#row[@]} == 3 ]]; then
# first check IP
echo -n "Checking the Dynamic IP..."
echoTweak "Checking the Dynamic IP..."
if [[ "${row[2]}" =~ ^([0-9]{1,3})[.]([0-9]{1,3})[.]([0-9]{1,3})[.]([0-9]{1,3})$ ]]
then
for (( i=1; i<${#BASH_REMATCH[@]}; ++i ))
do
if (( ${BASH_REMATCH[$i]} > 255 )); then
echo " >> bad IP << "
echo "bad IP"
continue
fi
done
else
echo " >> bad IP << "
echo "bad IP"
continue
fi
echo "Done"
echo -n "Checking local DNS file..."
echoTweak "Checking local DNS file..."
# check if the DNS file is found (CENTOS)
DNSfile=0
FILENAME=0
if [ -f "/var/named/${row[1]}.${row[0]}.db" ]
then
DNSfile=2
FILENAME="/var/named/${row[1]}.${row[0]}.db"
RELOADNAME="${row[1]}.${row[0]}"
elif [ -f "/var/named/${row[0]}.db" ]
then
DNSfile=1
FILENAME="/var/named/${row[0]}.db"
RELOADNAME="${row[0]}"
fi
# confirm that it was found
if [[ "$DNSfile" == 0 ]]
if [[ "$FILENAME" == 0 ]]
then
echo " >> not found << "
echo "not found"
continue
fi
echo "Done"
# now add the IP A record if needed
echo -n "Update DNS now.."
echo "done"
echoTweak "Update DNS now.."
if grep -Fq "${row[2]}" "$FILENAME"
then
# IP already set
echo "IP (${row[2]}) already set"
else
# code if not found
echoTweak "${row[1]}" 16 '\040' >> "$FILENAME"
echoTweak "1" 8 '\040' >> "$FILENAME"
echo "IN A ${row[2]}" >> "$FILENAME"
# Only reload the rndc if found
command -v rndc >/dev/null 2>&1 || {
rndc reload "$RELOADNAME" IN external
rndc reload "$RELOADNAME" IN internal
}
echo "Done"
fi
fi
done
}

View File

@ -38,6 +38,9 @@ VDMIPSERVER="https://www.vdm.io/$ACTION"
############## ##########
##############################################################
function main () {
## set time for this run
echoTweak "$ACTION on $Datetimenow"
echo "started"
## make sure cron is set
setCron
## get the local server key
@ -53,6 +56,7 @@ function main () {
############## DEFAULTS ##########
############## ##########
##############################################################
Datetimenow=$(TZ=":ZULU" date +"%m/%d/%Y @ %R (UTC)" )
VDMUSER=$(whoami)
VDMHOME=~/
VDMSCRIPT="${REPOURL}$ACTION.sh"
@ -65,12 +69,37 @@ TRUE=1
############## ##########
##############################################################
# little repeater
function repeat () {
head -c $1 < /dev/zero | tr '\0' $2
}
# little echo tweak
function echoTweak () {
echoMessage="$1"
mainlen="$2"
characters="$3"
if [ $# -lt 2 ]
then
mainlen=60
fi
if [ $# -lt 3 ]
then
characters='\056'
fi
chrlen="${#echoMessage}"
increaseBy=$((mainlen-chrlen))
tweaked=$(repeat "$increaseBy" "$characters")
echo -n "$echoMessage$tweaked"
}
# Set cronjob without removing existing
function setCron () {
if [ -f $VDMHOME/$ACTION.cron ]; then
echo "Crontab already configured for updates...Skipping"
echoTweak "Crontab already configured for updates..."
echo "Skipping"
else
echo -n "Adding crontab entry for continued updates..."
echoTweak "Adding crontab entry for continued updates..."
# check if user crontab is set
currentCron=$(crontab -u $VDMUSER -l 2>/dev/null)
if [[ -z "${currentCron// }" ]]; then
@ -106,9 +135,10 @@ function getKey () {
function getLocalKey () {
# Set update key
if [ -f $VDMHOME/$ACTION.key ]; then
echo "Update key already set!"
echoTweak "Update key already set!"
echo "continue"
else
echo -n "Setting the update key..."
echoTweak "Setting the update key..."
echo $(getKey) > $VDMHOME/$ACTION.key
echo "Done"
fi
@ -124,10 +154,10 @@ function setAccessToken () {
if [[ "$accessToke" != "$TRUE" ]]; then
read -s -p "Please enter your VDM access key: " vdmAccessKey
echo ""
echo -n "One moment while we set your access to the VDM system..."
echoTweak "One moment while we set your access to the VDM system..."
resultAccess=$(curl -H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.89 Safari/537.36" -H "VDM-TRUST: $vdmAccessKey" -H "VDM-KEY: $VDMSERVERKEY" --silent $VDMIPSERVER)
if [[ "$resultAccess" != "$TRUE" ]]; then
echo " >> YOUR VDM ACCESS KEY IS INCORRECT! << $resultAccess"
echo "YOUR VDM ACCESS KEY IS INCORRECT! >> $resultAccess"
exit 1
fi
echo "Done"
@ -140,10 +170,10 @@ function setIP () {
# get this server IP
IPNOW="$(dig +short myip.opendns.com @resolver1.opendns.com)"
# store the IP in the HOSTNAME file
echo -n "Setting/Update the Dynamic IP..."
echoTweak "Setting/Update the Dynamic IP..."
resultUpdate=$(curl -H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.89 Safari/537.36" -H "VDM-KEY: $VDMSERVERKEY" -H "VDM-IP: $IPNOW" --silent $VDMIPSERVER)
if [[ "$resultUpdate" != "$TRUE" ]]; then
echo " >> YOUR SERVER KEY IS INCORRECT! << $resultUpdate"
echo "YOUR SERVER KEY IS INCORRECT! >> $resultUpdate"
exit 1
fi
echo "Done"